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Wantirna South

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Wantirna South, Victoria
ABS Census 2021 Greater Melbourne

About

Wantirna South (VIC 3152): population 20,754, median age 42, median household income $1,915/week, SEIFA IRSD decile 8. Victorian suburb guide with housing, jobs and community insights.

Wantirna South is a suburb in Knox, Victoria (postcode 3152), located in the Greater Melbourne region. At the ABS Census 2021 it had a population of 20,754 people.

At a glance

Population (2021)
20,754
Median age
42
Household income
$1,915/wk
Weekly rent
$441
Unemployment
4.8%
SEIFA IRSD decile
8 / 10

Age distribution

0-4
4.6%
5-14
11.2%
15-19
5.9%
20-24
6.3%
25-34
11.8%
35-44
13.3%
45-54
12.5%
55-64
13.1%
65-74
11.3%
75-84
6.4%
85+
3.7%

Housing tenure

Owned
36.5%
Mortgage
35.6%
Rented
21.2%
Other
5.0%

Key statistics

IndicatorValue
Postcode3152
Population (2021)20,754
Males9,994 (48.2%)
Females10,761 (51.9%)
Median age42 years
Average household size2.7
Median weekly household income$1,915
Median weekly family income$2,201
Median weekly rent$441
Median monthly mortgage$2,167
Labour force10,763
Unemployment rate4.8%
Participation rate63.4%
Born overseas46.1%
Separate houses73.1%
Worked at home29.6%
SEIFA IRSD decile8 of 10
Bachelor degree or higher60.4%
Completed Year 12 or equivalent72.5%
Aboriginal and/or Torres Strait Islander residents0.4%
Residents needing assistance with core activities6.8%
Households with 2+ vehicles64.4%
Distance from Melbourne CBD23.8 km (straight line)

Age profile

Median age: 42 years. Residents under 15: 15.8%. Residents aged 65 and over: 21.3%.

Age groupPeopleShare of population
0-49634.6%
5-142,31511.2%
15-191,2155.9%
20-241,3106.3%
25-342,44811.8%
35-442,76213.3%
45-542,59312.5%
55-642,72513.1%
65-742,34811.3%
75-841,3196.4%
85 and over7583.7%

Households and families

Household typeCountShare of households
Total households7,278
Average household size2.7
One person1,45820.0%
Two persons2,21730.5%
Three persons1,43019.6%
Four persons1,43219.7%
Five persons4956.8%
Six or more persons2413.3%
Family typeCountShare of families
Total families5,889
Couples with children2694.6%
Couples without children2,00834.1%
One-parent families77413.1%
Other families771.3%

Children ever born

MeasureValue
Average children per woman aged 15+1.6
Women with no children28.6%
Women with three or more children22.2%

Of the 3,031 couple families with children in Wantirna South, 6.7% are step or blended families.

Marital status

Marital status of residents aged 15 and over in Wantirna South.

StatusShare of adults
Married (registered marriage)55.4%
Married (de facto)5.4%
Not married39.2%

Housing

DwellingsCountShare of dwellings
Total dwellings7,728
Occupied7,27894.2%
Unoccupied4565.9%
Dwelling structureCountShare of dwellings
Separate house5,64673.1%
Semi-detached or townhouse1,28116.6%
Flat or apartment3394.4%
Other dwelling00.0%
TenureCountShare of households
Owned outright2,65436.5%
Owned with a mortgage2,59435.6%
Rented1,54621.2%
Other tenure3655.0%

Weekly rent

Rent bandShare of renting households
Under $350 per week15.4%
$350 to $549 per week67.1%
$550 or more per week17.5%

6.1% of renting households rent through a state or community housing provider.

Monthly mortgage repayments

Repayment bandShare of mortgaged households
Under $1,00016.0%
$1,000 to $1,79920.5%
$1,800 to $2,99934.7%
$3,000 or more28.7%

Bedrooms per dwelling

BedroomsShare of dwellings
None or one bedroom3.9%
Two bedrooms11.7%
Three bedrooms33.3%
Four or more bedrooms51.1%

Employment

Labour force statusCountShare
Labour force10,763
Employed10,23995.1%
Unemployed5224.8%
Not in the labour force6,223
Unemployment rate4.8%
Participation rate63.4%

36.2% of employed residents work part time, fewer than 35 hours per week.

Household income

Household incomes in Wantirna South are distributed across the following weekly bands.

Weekly household incomeShare of households
Under $65016.0%
$650 to $1,49924.6%
$1,500 to $2,99931.5%
$3,000 or more27.9%

For residents aged 15 and over, personal weekly income is distributed as follows.

Weekly personal incomeShare of residents 15+
Under $50038.2%
$500 to $99922.0%
$1,000 to $1,99927.3%
$2,000 or more12.5%

Travel to work

MethodCountShare of workers
Car driver5,20750.9%
Car passenger3533.4%
Train930.9%
Bus750.7%
Tram00.0%
Bicycle220.2%
Walked only800.8%
Worked at home3,03529.6%

Religious affiliation

ReligionCountShare of residents
Christianity9,48645.7%
No religion7,16934.5%
Islam3411.6%
Hinduism1,1955.8%
Buddhism1,3086.3%
Judaism190.1%
Other or not stated1,2366.0%

Socio-economic profile (SEIFA 2021)

SEIFA deciles run from 1 (most disadvantaged) to 10 (least disadvantaged) nationally.

IndexScoreDecilePercentile
IRSD (disadvantage)1053875
IRSAD (advantage and disadvantage)10579
IER (economic resources)10547
IEO (education and occupation)10539

Where residents were born

52.7% of residents were born in Australia and 47.3% were born overseas. The most common overseas birthplaces in Wantirna South are listed below.

Country of birthPeopleShare of residents
China (excludes SARs and Taiwan)2,22111.0%
Malaysia1,1285.6%
India9854.9%
Sri Lanka7273.6%
England5572.7%
Hong Kong (SAR of China)4622.3%

When overseas-born residents arrived

Year of arrivalShare of overseas-born residents
2016 to 202111.2%
2011 to 201515.0%
2001 to 201031.2%
Before 200142.5%

Languages spoken at home

54.9% of residents speak only English at home. The most common other languages in Wantirna South are listed below. Across all households, 6.7% of residents speak English not well or not at all.

LanguagePeopleShare of residents
Chinese: Mandarin3,07115.2%
Chinese: Cantonese1,5427.6%
Indo-Aryan: Sinhalese4812.4%
Tamil3661.8%
Greek3031.5%
Indo-Aryan: Hindi3021.5%

Ancestry

Residents of Wantirna South most commonly report the following ancestries.

AncestryResponsesShare of responses
Chinese5,95223.4%
English4,59318.0%
Australian3,99115.7%
Indian1,3245.2%
Irish1,1774.6%
Scottish1,1514.5%

Work and industry

The largest employment sectors for Wantirna South residents are listed below.

Industry of employmentWorkersShare of workers
Health Care and Social Assistance1,44714.8%
Retail Trade1,10911.4%
Professional, Scientific and Technical Services98410.1%
Education and Training9319.5%
Manufacturing7878.1%
Construction7798.0%

The most common occupations among Wantirna South residents are listed below.

OccupationWorkersShare of workers
Professionals2,90428.9%
Clerical and Administrative Workers1,52415.2%
Managers1,46714.6%
Technicians and Trades Workers1,09710.9%
Sales Workers9889.8%
Community and Personal Service Workers9649.6%

Education

Of residents attending an education institution in Wantirna South, 22.7% are at university or higher education, 8.5% are at TAFE or vocational education, and 64.9% are at school.

72.5% of residents aged 15 and over have completed Year 12 or equivalent.

The most common fields of study among Wantirna South residents with qualifications are listed below.

Field of studyPeopleShare
Management and Commerce2,94828.5%
Engineering and Related Technologies1,57015.2%
Health1,17011.3%
Society and Culture1,14811.1%
Education8428.1%
Information Technology8047.8%

Long-term health conditions

55.9% of residents report no long-term health condition. The most commonly reported conditions in Wantirna South are listed below.

Health conditionPeopleShare of residents
Arthritis1,6607.0%
Asthma1,6096.8%
Mental health condition (including depression or anxiety)1,5076.4%
Diabetes (excluding gestational diabetes)1,2605.3%
Heart disease (including heart attack or angina)9324.0%
Cancer (including remission)6282.7%
Lung condition (including COPD or emphysema)2611.1%
Dementia (including Alzheimer's)2541.1%
Stroke2150.9%
Kidney disease1910.8%

19.2% of residents report one condition, 6.2% report two, and 3.2% report three or more.

Community and care

How residents of Wantirna South contribute to their community (share of residents aged 15 and over).

Community activityShare
Volunteers for an organisation or group14.4%
Provides unpaid assistance to a person with a disability or health condition12.5%
Provides unpaid child care53.9%
Does 15 or more hours of unpaid domestic work20.3%
Has served or is serving in the Australian Defence Force1.4%

Moving and stability

MobilityShare of residents
Same address 1 year ago89.2%
Moved within Victoria in the last year8.4%
Moved interstate in the last year0.4%
Moved from overseas in the last year0.6%
Same address 5 years ago63.6%
Moved within Victoria in the last 5 years25.4%
Moved interstate in the last 5 years1.9%
Moved from overseas in the last 5 years5.7%

Photo: Wantirna South, Victoria. Credit: Totallynotarandomalt69 / CC BY 4.0 via Wikimedia Commons.

Crime and safety

Victoria Police recorded 1,765 offences in Wantirna South in the 12 months to March 2026.

Offence divisionRecorded offences
A Crimes against the person190
B Property and deception offences1,239
C Drug offences93
D Public order and security offences94
E Justice procedures offences144
F Other offences5

That is a calculated rate of 85.0 recorded offences per 1,000 residents, based on the ABS Census 2021 population. This rate was calculated by My Victoria AU and is not a Crime Statistics Agency figure.

For context, the Knox local government area recorded 6,190 offences per 100,000 residents in the same period. That figure is the official Crime Statistics Agency rate for the LGA.

Five-year trend

2022
1,458
2023
1,365
2024
1,633
2025
2,179
2026
1,765

Recorded offences count crimes reported to Victoria Police in this locality, not crimes committed by or against its residents. Areas with shopping centres, transport hubs, hospitals or entertainment precincts record more offences regardless of how safe they are for people who live there. Counts are revised as investigations progress.

Source: Crime Statistics Agency Victoria, Data tables - Recorded offences, Year ending March 2026. Licensed under CC BY 4.0. Rates per 1,000 residents are calculations by My Victoria AU using ABS Census 2021 population and are not CSA figures. View the source dataset.

Location

<iframe src="https://www.openstreetmap.org/export/embed.html?bbox=145.2119%2C-37.8799%2C145.2359%2C-37.8619&layer=mapnik&marker=-37.870899%2C145.223899" width="100%" height="320" style="border:0;border-radius:12px;max-width:100%;" loading="lazy" title="Map of Wantirna South, Victoria"></iframe>

Map data © OpenStreetMap contributors.

Nearby suburbs

Browse more suburbs in Knox, or explore the wider Greater Melbourne region of Victoria.

Data disclaimer: The statistics on this page are sourced from the Australian Bureau of Statistics (ABS), Census of Population and Housing 2021 and SEIFA 2021 (ASGS Edition 3), and are used under the ABS CC BY 4.0 licence. This directory is an independent community resource and is not affiliated with or endorsed by the ABS.

Population 20754
Median Age 42
Average Household Size 2.7
Median Weekly Household Income $1915
Median Weekly Rent $441
Median Monthly Mortgage $2167
Unemployment Rate 4.8%
Participation Rate 63.4%
Born Overseas 46.1%
Separate House 73.1%
Worked at Home 29.6%
SEIFA IRSD Decile 8
SEIFA IRSD Percentile 75
SEIFA IRSAD Decile 9
Median Weekly Family Income $2201
Postcode 3152

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Wantirna South, Victoria 3152, Australia
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